diff --git a/Formula/cmake.rb b/Formula/cmake.rb
index f24b3e8e04..48c5491730 100644
--- a/Formula/cmake.rb
+++ b/Formula/cmake.rb
@@ -14,6 +14,11 @@ class Cmake < Formula
     sha256 "ce89b3f58c40a2154dc7c836340758b6d5dc3aadf0215961a2fb0200e370f3fc" => :mavericks
   end
 
+  devel do
+    url "https://cmake.org/files/v3.7/cmake-3.7.0-rc1.tar.gz"
+    sha256 "c736e83149493e7f897fa10b2e535012dc58763331980385060904a1795be0c0"
+  end
+
   option "without-docs", "Don't build man pages"
   option "with-completion", "Install Bash completion (Has potential problems with system bash)"